157 lines
3.8 KiB
JavaScript
157 lines
3.8 KiB
JavaScript
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'use strict'
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var NDArray = require('ndarray');
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var isBrowser = require('is-browser');
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var toAB = require('./');
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var t = require('tape')
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t('basics', t => {
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t.ok(toAB(1) instanceof ArrayBuffer);
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t.equal(toAB(1).byteLength, 1);
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t.end()
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})
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t('ArrayBuffer', t => {
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t.equal(toAB(new ArrayBuffer(2)).byteLength, 2);
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t.end()
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})
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t('Float32Array', t => {
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t.equal(toAB(new Float32Array(2)).byteLength, 8);
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t.end()
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})
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t('Buffer', t => {
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var u8ab = new Uint8Array(4)
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var b = Buffer.from(u8ab.buffer)
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var ab = toAB(b)
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t.equal(ab.byteLength, 4)
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var u8ab = new Uint8Array(ab)
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var u8b = new Uint8Array(b.buffer)
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t.deepEqual(u8ab, u8b)
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u8ab[0] = 100
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t.equal(u8b[0], 100, 'reference buffer instead of copy')
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t.end()
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})
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t('Array', t => {
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t.equal(toAB([1,2,3]).byteLength, 3);
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t.end()
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})
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t('data-uri bare-bones', t => {
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var uri = 'data:,Hello%2C%20World!';
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var buf = toAB(uri);
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t.equal('Hello, World!', String.fromCharCode.apply(null, new Uint8Array(buf)));
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t.end()
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})
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t('data-uri bare-bones base64', t => {
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var uri = 'data:text/plain;base64,SGVsbG8sIFdvcmxkIQ%3D%3D';
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var buf = toAB(uri);
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t.equal('Hello, World!', String.fromCharCode.apply(null, new Uint8Array(buf)));
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t.end()
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})
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t.skip('File, Blob', t => {
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if (!global.File || !global.Blob) return t.end()
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var uri = 'data:text/plain;base64,SGVsbG8sIFdvcmxkIQ%3D%3D';
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var file = new File([uri], 'hw.txt')
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var blob = new Blob([uri])
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t.equal(String.fromCharCode.apply(null, new Uint8Array(toAB(file))), 'Hello, World!')
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t.equal(String.fromCharCode.apply(null, new Uint8Array(toAB(blob))), 'Hello, World!')
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t.end()
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})
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t('plain-text Data URIs', t => {
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var html = '<!DOCTYPE html>'+
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'<html lang="en">'+
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'<head><title>Embedded Window</title></head>'+
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'<body><h1>42</h1></body>'+
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'</html>';
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// Escape the HTML for URL formatting
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var uri = 'data:text/html;charset=utf-8,' + encodeURIComponent(html);
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var buf = toAB(uri);
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t.equal(html, String.fromCharCode.apply(null, new Uint8Array(buf)));
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t.end()
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})
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t.skip('decode "ISO-8859-8 in Base64" URIs', t => {
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var uri = 'data:text/plain;charset=iso-8859-8-i;base64,+ezl7Q==';
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var buf = toAB(uri);
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t.equal(4, buf.byteLength);
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var arr = new Uint8Array(buf)
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t.equal(0xf9, arr[0]);
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t.equal(0xec, arr[1]);
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t.equal(0xe5, arr[2]);
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t.equal(0xed, arr[3]);
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t.end()
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})
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t('decode "ISO-8859-8 in URL-encoding" URIs')
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t('decode "UTF-8 in Base64"')
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t('base64')
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t('non-decodable')
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t.skip('unicode data-uri', t => {
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t.equal(toAB('uuLMhh').byteLength, 16)
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t.end()
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})
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t('nested arrays', t => {
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t.deepEqual(
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[0,0,0,0,1,1,1,1],
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new Uint8Array(toAB([[0,0,0,0], new Uint8Array([1,1,1,1])]))
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)
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t.end()
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})
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t('bad input', t => {
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t.notOk(toAB(null))
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t.notOk(toAB())
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t.notOk(toAB(/abc/))
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t.notOk(toAB(new Date))
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t.end()
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})
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t.skip('huge files', async t => {
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// save-file case of saving 2gb file
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// https://github.com/dy/save-file/issues/15
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// var fs = require('fs')
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// let a = fs.readFileSync('./test.mkv')
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let resp = await fetch('./test.mkv')
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let blob = await resp.blob()
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var ab = await new Promise(ok => {
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var fileReader = new FileReader();
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fileReader.onload = function(event) {
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ok(event.target.result);
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};
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fileReader.readAsArrayBuffer(blob);
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})
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let byteArray = new Int8Array(ab)
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// toAB(byteArray)
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// let data = new Blob([byteArray], {type: 'application/octet-stream'})
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// require('../save-file/src/to-blob')(byteArray, 'x.mkv')
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let save = require('../save-file')
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save(byteArray, 'x.mkv')
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t.end()
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})
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